After it finishes, you can
use
vSphere Replication for incoming replication traffic.

2

Alternatively, edit
/opt/vmware/hms/conf/hms-configuration.xml and change
hms-config-host-at-hbr-threadpool-size parameter to a higher value to
enable parallel processing of more hosts at a time and restart the
vSphere Replication management server
/etc/init.d/hms
restart